/*
 * Copyright 1999-2004 The Apache Software Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.ftpserver.ssl;

/**
 * Enumeration of possible levels of client authentication during an SSL
 * session.
 *
 * @author <a href="http://mina.apache.org">Apache MINA Project</a>
 */
public enum ClientAuth {

    /**
     * Client authentication is required
     */
    NEED,

    /**
     * Client authentication is requested but not required
     */
    WANT,

    /**
     * Client authentication is not performed
     */
    NONE
}